{"cve":"CVE-2026-20479","nvd":{"published":"2026-08-03T03:16:42.980","modified":"2026-10-23T22:10:00.160","status":"Analyzed","description":"In Modem, there is a possible out of bounds read due to a missing bounds check. This could lead to remote denial of service, if a UE has connected to a rogue base station controlled by the attacker, with no additional execution privileges needed. User interaction is not needed for exploitation. Patch ID: MOLY00741071; Issue ID: MSV-7620.","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","score":7.5},"cwes":["CWE-125"],"references":["https://www.mediatek.com/product-security-bulletin/August-2026"],"products":["mediatek:mt2735_firmware","mediatek:mt6833_firmware","mediatek:mt6853_firmware","mediatek:mt6855_firmware","mediatek:mt6873_firmware","mediatek:mt6875_firmware","mediatek:mt6877_firmware","mediatek:mt6880_firmware","mediatek:mt6883_firmware","mediatek:mt6885_firmware","mediatek:mt6889_firmware","mediatek:mt6890_firmware","mediatek:mt6891_firmware","mediatek:mt6893_firmware","mediatek:mt8675_firmware","mediatek:mt8771_firmware","mediatek:mt8791_firmware","mediatek:mt8791t_firmware","mediatek:mt8797_firmware"],"source":"nvd","synced_at":"2026-10-24T16:53:34.184483516+00:00"},"epss":{"cve":"CVE-2026-20479","score":0.00706,"percentile":0.53124,"date":"2026-10-26"},"kev":null,"osv":[],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}